SEALING ARRANGEMENT WITH JACKET FOR PASSAGE OF TURBOJET BLOWER BLADE PITCH CONTROL SYSTEM DRAWBAR THROUGH WEB Russian patent published in 2015 - IPC F02K3/62 B64C11/32 F02C7/28 

Abstract RU 2569801 C2

FIELD: engines and pumps.

SUBSTANCE: claimed device comprises tube (60) for attachment to web (58) to be sealed and jacket (62) shaped to truncated cone for connecting drawbar (50a) to pass there through. Said jacket can slide axially inside said tube and said seals at its wide end interacting with the sleeve and tight fasteners at its narrow end to connection to appropriate end of connecting drawbar.

EFFECT: efficient sealing of turbojet oil jacket ensured without application of flexible part which can cause problems for reliability and service life.

5 cl, 8 dwg

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RU 2 569 801 C2

Authors

Galle Fransua

Dates

2015-11-27Published

2011-09-12Filed